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Department of Defense NAICS 541690 and PSC R425 contractors

Other Scientific and Technical Consulting Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 541690 · PSC R425
Last updated: April 8, 2026

Visible recipients

20

Mapped obligations

$7,443,138,791

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541690 and PSC R425

Parsons Government Services International Inc.

Pasadena, CA

Parsons Government Services International Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $19,324,124 in visible federal obligations across 46 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R425.

$147,152,128

Trideum Corporation

Huntsville, AL

Trideum Corporation is a federal category business profile based in Huntsville, AL. The current public data layer shows $19,305,027 in visible federal obligations across 59 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$89,742,839

Olgoonik Solutions LLC

Anchorage, AK

Olgoonik Solutions LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $17,097,482 in visible federal obligations across 76 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541690 (Other Scientific and Technical Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$98,184,330

Bluepath Labs LLC

Washington, DC

Bluepath Labs LLC is a federal 8a program participant profile based in Washington, DC. The current public data layer shows $8,019,054 in visible federal obligations across 104 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R425.

$16,891,880

Intrepid Solutions And Services, LLC

Ashburn, VA

Intrepid Solutions And Services, LLC is a federal category business profile based in Ashburn, VA. The current public data layer shows $6,543,568 in visible federal obligations across 31 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541513 (Computer Facilities Management Services). The profile also shows meaningful product and service activity in PSC D318.

$32,352,353

Zantech It Services, Inc.

Reston, VA

Zantech It Services, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $5,074,846 in visible federal obligations across 51 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$84,916,648

Bevilacqua Research Corporation

Huntsville, AL

Bevilacqua Research Corporation is a federal category business profile based in Huntsville, AL. The current public data layer shows $4,812,421 in visible federal obligations across 41 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$158,360,438

Altarum Institute

Novi, MI

Altarum Institute is a federal category business profile based in Novi, MI. The current public data layer shows $2,913,706 in visible federal obligations across 62 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$47,046,431

Ares Corporation

Mclean, VA

Ares Corporation is a federal category business profile based in Mclean, VA. The current public data layer shows $1,760,163 in visible federal obligations across 16 awards or transactions. National Aeronautics and Space Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$244,322,353

Ameresco Federal Solutions, Inc.

Farmingham, MA

Ameresco Federal Solutions, Inc. is a federal category business profile based in Farmingham, MA. The current public data layer shows $427,461 in visible federal obligations across 18 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC B540.

$10,954,054
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